Hair Dye Additive Chemical Screen for Precise Color Tone

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Solution Overview

Problem

Current hair dye formulations are prone to premature contamination and mutation, leading to unstable color tones and potential toxicity, as they age, making it difficult for hair colorists to achieve precise color results and comply with safety regulations.

Innovation Solution

An additive containing oxidation dye precursors and couplers, along with an excipient, is introduced to modify existing hair dye products, creating a chemical screen that regulates dye molecule flow based on size, ensuring precise color tone achievement by combining with donor hair dye products to form a stable and safe hair coloring solution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of stationary object

If hair dye formulations are stored for extended periods, then product availability increases, but premature contamination and mutation occur leading to unstable color tones and potential toxicity

Engineering Contradiction:
Improveproduct shelf lifeVSAvoidcolor tone stability
Core Design Contradiction:
Duration of action of stationary objectVSReliability

Solution Approach 1:

The hair coloring system is divided into separate components: pure dye molecules are kept isolated from stabilizing chemicals until the moment of application. This segmentation prevents premature contamination and mutation that would otherwise occur during storage, while still allowing for extended product availability. The dye and stabilizers are delivered separately and only combined at the point of use.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent prepares pure dye molecules in advance and delivers them in a protected state, but delays their activation and mixing with stabilizing chemicals until the moment of application. This preliminary preparation without premature activation allows the dye to maintain its intended properties while being stored, preventing the mutation process that would otherwise occur over time.

Inventive Principle:
Principle #10Preliminary action

2Ease of manufacture

If multiple chemical ingredients are combined in hair coloring formulas, then dye delivery and hair shaft preparation are improved, but formulation complexity and contamination risk increase

Engineering Contradiction:
Improvedye delivery efficiencyVSAvoidformulation complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The formulation is segmented into essential dye components and separate stabilizing chemicals. This segmentation maintains the simplicity of the core dye formula while allowing for efficient delivery mechanisms. The complex stabilizing functions are separated and only introduced when needed, reducing overall formulation complexity and contamination risk.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts the essential dye molecules from complex commercial formulations and delivers them in a purified state. By taking out only the necessary dye components and adding stabilizers only at the point of application, the system achieves efficient dye delivery without the burden of complex pre-packaged formulations that are prone to contamination.

Inventive Principle:
Principle #2Taking out (Extraction)

3Manufacturing precision

If hair dye molecules are delivered in pure form, then coloring precision is improved, but handling and delivery difficulty increases due to small physical size

Engineering Contradiction:
Improvecolor tone precisionVSAvoidhandling ease
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent uses an intermediary delivery system that protects pure dye molecules during handling and application. This intermediary mechanism allows the small, precise dye molecules to be delivered accurately without requiring the applicator to directly handle the individual molecules, thus maintaining coloring precision while improving ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The pure dye molecules are designed to self-assemble or self-position within the hair shaft when delivered in the correct formulation. This self-service capability allows the small dye molecules to achieve precise placement without requiring complex handling procedures, maintaining manufacturing precision while improving ease of operation.

Inventive Principle:
Principle #25Self-service

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The additive enhances the stability and safety of hair dye products by maintaining precise color tones and reducing toxicity, allowing for more efficient dye diffusion and longer product shelf life, while minimizing the need for excessive product application and reducing chemical toxicity.

Implementation Method 1

the additive and the donor hair coloring product are configured to regulate or meter the flow rate of dye molecules based on molecular size

Methodology Applied
Scientific EffectMolecular size-based separation: Filter (physical)

Implementation Method 2

creating a chemical screen that regulates dye molecule flow based on size

Methodology Applied
Scientific EffectChemical screening: Filter (physical)

Data Source

PatentUS12138330B2Hair coloring modification additive and related methods
Publication Date: 2024.11.12 PWAI
  • US12138330B2 patent drawing
  • US12138330B2 patent drawing
  • US12138330B2 patent drawing

AI summary

An additive is disclosed for use with existing hair coloring products that combines multiple hair dye sources and classifications to create a single precise color tone on demand. The additive salvages chemical parts from existing hair coloring products to create a multitude of new hair coloring options. The additive perfects the dye diffusion process using physics, electrochemical technology and chemical screening technology. The resultant additive mixed with an existing hair product solves many of the problems within the hair coloring industry and enhances safety through lower toxicity.